Datasheet

MCP6481/2/4
DS20002322C-page 12  2012-2013 Microchip Technology Inc.
Note: Unless otherwise indicated, T
A
=+25°C, V
DD
= +2.2V to +5.5V, V
SS
= GND, V
CM
=V
DD
/2, V
OUT
 V
DD
/2,
V
L
=V
DD
/2, R
L
=10kto V
L
and C
L
=20pF.
FIGURE 2-31: Large Signal Inverting Pulse
Response.
FIGURE 2-32: The MCP6481/2/4 Shows
No Phase Reversal.
FIGURE 2-33: Closed Loop Output
Impedance vs. Frequency.
FIGURE 2-34: Measured Input Current vs.
Input Voltage (below V
SS
).
FIGURE 2-35: Channel-to-Channel
Separation vs. Frequency (MCP6482/4 only).
2.0
2.5
3.0
3.5
4.0
4.5
5.0
t
put Voltage (V)
V
DD
= 5 V
G = -1 V/V
0.0
0.5
1.0
1.5
Ou
t
Time (2 µs/div)
2
3
4
5
6
utput Voltages (V)
V
5V
V
OUT
V
IN
-1
0
1
Input, O
Time (1 ms/div)
V
DD
=
5V
G = +2 V/V
10
100
1000
o
sed Loop Output
Impedance (:)
G
N
:
101 V/V
1
1.0E+02 1.0E+03 1.0E+04 1.0E+05 1.0E+06 1.0E+07
Cl
o
Frequency (Hz)
101 V/V
11 V/V
1 V/V
100 1k 10k 100k 1M 10M
1.0E+04
1.0E+05
1.0E+06
1.0E+07
1.0E+08
1.0E+09
-I
IN
(pA)
1m
100µ
10µ
1µ
100n
10n
1
+125°C
+85°C
+25°C
1.0E+01
1.0E+02
1.0E+03
-1.0 -0.9 -0.8 -0.7 -0.6 -0.5 -0.4 -0.3 -0.2 -0.1 0.0
V
IN
(V)
1
n
100p
10p
-40°C
50
60
70
80
90
100
h
annel to Channel
Separation (dB)
20
30
40
1.0E+02 1.0E+03 1.0E+04 1.0E+05 1.0E+06
C
h
Frequency (Hz)
100 1k 10k 100k 1M
Input Referred